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Node.js API – DuckDB 11924: This page is for DuckDB 1.3, which is outdated. Switch to the current documentation . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Ove ... …params, callback) ⇒ void .finalize(sql, …params, callback) ⇒ void .stream(sql, …params) .columns() ⇒ Array.<ColumnInfo> ~QueryResult .nextChunk() ⇒ .nextIpcBuffer() ⇒ .asyncIterator() ~Database .close(callback) ⇒ void .close_internal(callback) ⇒ void .wai ... y.<ColumnInfo> Kind : instance method of Statement Returns : Array.<ColumnInfo> - - Array of column names and types duckdb~QueryResult Kind : inner class of duckdb ~QueryResult .nextChunk() ⇒ .nextIpcBuffer() ⇒ .asyncIterator() queryResult.nextChunk() ⇒ Kin ... d : instance method of QueryResult Returns : data chunk queryResult.nextIpcBuffer() ⇒ Function to fetch the next result blob of an Arrow IPC Stream in a zero ...; https://man.mtool.work/duckdb/1.3/clients/nodejs/reference.html

C++ API – DuckDB 8147: This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview ... s built around the abstractions of a database instance ( DuckDB class), multiple Connection s to the database instance and QueryResult instances as the result of queries. The header file for the C++ API is duckdb.hpp . Startup & Shutdown To use DuckDB, you ... erying Connections expose the Query() method to send a SQL query string to DuckDB from C++. Query() fully materializes the query result as a MaterializedQueryResult in memory before returning at which point the query result can be consumed. There is also a ... HasError ()) { cerr << result -> GetError () << endl ; } else { cout << result -> ToString () << endl ; } The MaterializedQueryResult instance contains firstly two fields that indicate whether the query was successful. Query will not throw exceptions under ...; https://man.mtool.work/duckdb/1.3/clients/cpp.html

Catch C/C++ Tests – DuckDB 7813: This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview ... nclude "test_helpers.hpp" TEST_CASE ( "Test simple storage" , "[storage]" ) { auto config = GetTestConfig (); unique_ptr < QueryResult > result ; auto storage_database = TestCreatePath ( "storage_test" ); // make sure the database does not exist DeleteDatab ...; https://man.mtool.work/duckdb/1.3/dev/sqllogictest/catch.html

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